Stellarium renders 3D photo-realistic skies in real time. It displays stars, constellations, planets, and nebulae. You can even visit other planets in the solar system, see what the sky looked like to the Apollo astronauts, or what the rings of Saturn looks like from Titan.
Kalzium Periodic Table
Kalzium is a full-featured chemistry application, including a Periodic Table of Elements, chemical reference, chemical equation solver, and 3D molecule viewer.
Marble helps you to explore the world. Use Marble similar to a desktop globe; pan around and measure distances. At closer scale it becomes a world atlas, while OpenStreetMap takes you to street level. Search for places of interest, view Wikipedia articles, create routes by drag and drop and so much more.
GeoGebra is a dynamic geometry app. You can do constructions with points, vectors, segments, lines, conic sections as well as functions and change them dynamically afterwards. In addition, equations and coordinates can be entered directly.
Tux Math is an educational arcade game starring Tux, the Linux mascot! Based on the classic arcade game "Missile Command," Tux must defend his cities. In this case, though, he must do it by solving math problems.
KBruch is a small app to practice calculating with fractions and percentages. Different exercises are provided for this purpose and you can use the learning mode to practice with fractions.
LibreOffice Math makes it easy to create, edit and format mathematical equations. It's compatible with both the Open Document Format as well as the Math Markup Language, so your equations can be viewable everywhere.
Kanagram is a game based on anagrams of words: the puzzle is solved when the letters of the scrambled word are put back in the correct order. It features several included word lists, a hints-and-cheats help system, and a word list editor.
KWordQuiz is a general purpose flash card app. It can be used for vocabulary learning and many other subjects. It provides an editor and five different flashcard quiz modes.
Calibre is the complete solution for your e-book library. It lets you read your e-books, manage and organise your e-book collection, and sync with your e-reader devices with ease.
TuxTyping is an educational typing tutorial game starring Tux, the Linux mascot! The game is intended for children learning to type, though it does have higher difficulty levels which even experienced typists may find challenging.
GCompris Educational Suite
GCompris is an educational software suite comprising of numerous games and activities for children aged 2 to 10. It helps children learn about many subjects such as maths, science, geography, computers, reading and many more.
Gbrainy Brain Training
Gbrainy is a game to train memory, arithmetical and logical capabilities with many sorts of exercises of different difficulty levels. It's great for all ages and purposes: kids developing their capabilities, adults that want to keep their mind in form, or older people that might need to do some memory exercises.
Minetest is a near-infinite-world block sandbox game, inspired by Minecraft. Build nearly anything you can imagine in the dynamic and open world of Minetest. Play by yourself, locally with your friends, or online with dozens of players on a server.
Blinken is a memory-training game based on the popular electronic game of Simon, which challenges players to remember sequences of lights of increasing length.
LibreOffice Writer has all the features you need from a modern, full-featured word processing and desktop publishing tool. Writer is compatible with most document formats, so you will be able to read, edit and create Microsoft Word files. Writer is simple enough for a quick memo, but powerful enough to create complete books with contents, diagrams, indexes, and more.
LibreOffice Calc is a powerful and extensible spreadsheet program, part of the LibreOffice productivity suite. Calc is compatible with most spreadsheet formats, so you will be able to read, edit and create Microsoft Excel files. Newcomers find it intuitive and easy to learn Calc. Professional data miners and number crunchers will appreciate the comprehensive range of advanced functions.
LibreOffice Impress is the fastest and easiest way to create captivating presentations. Impress is compatible with most presentation formats, so you will be able to read, edit and create Microsoft PowerPoint files. Stunning animations and sensational special effects in Impress help you convince your audience.
Xournal is an application for notetaking, sketching and keeping a journal. It can also be used to write and add annotations to PDF files, such as books, lecture notes or assignments.
View Your Mind
View Your Mind lets you create mind maps to better structure your thoughts. Such maps can help you to improve your creativity and effectiveness. You can use them for time management, to organize tasks, to get an overview over complex contexts and work smarter.
Referencer is an application to organize documents or references, and generate bibliography files. It's compatible with common bibliography formats such as BibTeX, Reference Manager and EndNote. Referencer includes a variety of features to make research easier.
Calendar is a simple and beautiful calendar app designed to perfectly fit the Zorin OS desktop. Browse by day, month or year to see your schedule at a glance. It works with your online accounts, so you can keep in sync with your Google or OwnCloud calendar.
Scratch is an interactive and collaborative programming environment designed for creation of interactive stories, animations, games, music, and art. Scratch is designed to help young people (ages 8 and up) develop 21st century learning skills.
Builder is a powerful Integrated Development Environment with all the features you need to create compelling desktop apps. It's designed to bring the power of the desktop platform to more developers than ever before.
GDevelop allows anyone create their own games, even without any programming experience. Learning game development is easy and fun in GDevelop, thanks to the included sample games, tutorials and a world of extensions which you can embed into your creations. Build games for the web, mobile or natively for Zorin OS.
Make beautiful websites and web apps the easy way. Bluefish lets you write, edit, preview and upload your web creations seamlessly.
GIMP Image Editor
Whether you're a graphic designer, photographer, illustrator, or scientist, GIMP provides you with sophisticated tools to get your job done. You can further enhance your productivity with GIMP thanks to many customization options and 3rd party plugins.
Blender 3D Suite
Blender is the free and open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, even video editing and game creation.
Kdenlive Video Editor
Kdenlive is a non-linear video editing suite, designed for both basic video editing and professional work. Kdenlive allows you to arrange video and audio tracks, add transitions and effects, create titles and more.
Ardour Audio Workstation
Ardour is a multichannel hard disk recorder and digital audio workstation. It can be used to control, record, edit and run complex audio setups, and is ready for professional users.
MyPaint is a fast and easy graphics application for digital painters. It lets you focus on the art instead of the program. MyPaint's brush engine is fast and almost infinitely configurable to simulate many natural media brushes or experimental ones.
Audacity Sound Editor
Audacity is a multi-track audio editor which is designed for easy recording, playing and editing of digital audio. Audacity features a plethora of digital effects and spectrum analysis tools.
Inkscape Vector Graphics Editor
Inkscape is an illustration editor which has everything needed to create professional-quality computer art. You can use it to make diagrams and illustrations, technical drawings, web graphics, icons and logos, all in the infinitely scalable vector graphics format.
FreeCAD is a parametric 3D modeler made primarily to design real-life objects of any size. FreeCAD is highly customizable, scriptable, extensible and compatible with most common object file formats. Whether you're a hobbyist creating your next 3D printed model, or a professional engineering a new product, FreeCAD makes it easy to design in 3D.
Fritzing makes electronics accessible as a creative material for anyone. Quickly build electronics projects on your computer so you can prototype and experiment quicker. You can even design your own circuits and PCBs boards, which you can share online or even order to manufacture in a click.